Question -
Answer -
(i)The statement is givenabove is true.
Because, Mode is thevalue of the variable which occurs most frequently in the given data.
Hence, mode is alwaysone of the numbers in a data.
(ii)The statement is givenabove is false.
Because, mean is maybe or may not be one of the number in a data.
(iii)The statement is givenabove is true.
Because, median is thevalue of the middle-most observation in the given data while arranged inascending or descending order.
Hence, median isalways one of the numbers in a data
(iv)Mean = Sum of allgiven observations/ number of observations
= (6 + 4 + 3 + 8 + 9 +12 + 13 + 9)/8
= (64/8)
= 8
Hence, the givenstatement is false.